2S147
2025-10-01 03:02:00 Origin： Remark：0 Click：
2S147 Inventory Steel supplier 2S147 Shaft, Stockist 2S147 Ring forging, SAE 8640 Bar, steelmaking, Electroslag melted, Hot forged, rolled, heat treated
MATERIAL DATA SHEET - 2S147 & S147
OFFICIAL TEST CERTIFICATE: issued by TUV - SGS - BV
Material category: Aircraft "S" series alloy structural steel
Type of steel: Cr-Ni-Mo alloy steel
Material category: Aircraft "S" series alloy structural steel
Type of steel: Cr-Ni-Mo alloy steel
Melting process: consumable electrode remelted
HS code for Customs: 7228 4000 / 7228 5000 / 7228 6000
Typical chemical compositions (mass weight %)
Typical chemical compositions (mass weight %)
Carbon, C (％): 0.38 ~ 0.43
Silicon, Si (％): 0.15 ~ 0.35
Manganese, Mn (％): 0.75 ~ 1.00
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.030
Chromium, Cr (％): 0.40 ~ 0.60
Silicon, Si (％): 0.15 ~ 0.35
Manganese, Mn (％): 0.75 ~ 1.00
Phosphorus, P (％) ≤: 0.035
Sulfur, S (％) ≤: 0.030
Chromium, Cr (％): 0.40 ~ 0.60
Nickel, Ni (%): 0.40 ~ 0.70
Molybdenum, Mo (％): 0.20 ~ 0.30
Molybdenum, Mo (％): 0.20 ~ 0.30
TYPICAL MECHANICAL PROPERTIES
Tensile strength, σb / MPa: ≥ 980
Yield strength, σs ≥ MPa: 835
Elongation, ≥ δ5 (％) ≥: 12.0
Impact strength, ≥ AKV / J (DVM-V form sampling): -
Impact strength, ≥ AKV / J (DVM-V form sampling): -
Hardness HBS: 269 min.
TYPICAL APPLICATIONS
Alloy structural steels are widely used in the filed of ship, vehicle, airplane, guided missile, weapons, railway, bridges, pressure vessel, machine tools, mechanical components with a bigger sectional size and so on.
Power generation – turbine fasteners – boiler support rods.
Process plant – fasteners.
Mechanical gears, gear shaft, main axis, valve rod.
Mechanical parts - connecting rod, bolt and nut.
Multidiameter shaft.
Pressure vessel.
PRODUCT PROFILE & DIMENSIONS
Round bar (diameter): 6.0 to 450mm
Wire rod (diameter): 3 to 12mm
Square bar / flat bar: 8 to 600mm
Length: random length or based on the customer's special requirement.
Sheet steel via cold rolled: T0.5 - 6 X W100 - 1000 X L1000 - 2000mm
Steel strip via cold rolled: T0.3 - 3 X W5 - 200 X L (or in coil form)
Forging piece: stepped shaft, other different shapes based on OEM.
TYPICAL APPLICATIONS
Alloy structural steels are widely used in the filed of ship, vehicle, airplane, guided missile, weapons, railway, bridges, pressure vessel, machine tools, mechanical components with a bigger sectional size and so on.
Power generation – turbine fasteners – boiler support rods.
Process plant – fasteners.
Mechanical gears, gear shaft, main axis, valve rod.
Mechanical parts - connecting rod, bolt and nut.
Multidiameter shaft.
Pressure vessel.
PRODUCT PROFILE & DIMENSIONS
Round bar (diameter): 6.0 to 450mm
Wire rod (diameter): 3 to 12mm
Square bar / flat bar: 8 to 600mm
Length: random length or based on the customer's special requirement.
Sheet steel via cold rolled: T0.5 - 6 X W100 - 1000 X L1000 - 2000mm
Steel strip via cold rolled: T0.3 - 3 X W5 - 200 X L (or in coil form)
Forging piece: stepped shaft, other different shapes based on OEM.
TECHNICAL SALES ASSISTANCE
If you meet further on any technical enquiry, pleased to EMAIL our resident team of qualified production engineers. E-mail: sales@ccsteels.com.
If you meet further on any technical enquiry, pleased to EMAIL our resident team of qualified production engineers. E-mail: sales@ccsteels.com.
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